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#!/usr/bin/env python
###############################################################################
# $Id: gdal_ls.py 22993 2011-08-27 23:44:06Z rouault $
#
# Project: GDAL samples
# Purpose: Display the list of files in a virtual directory, like /vsicurl or /vsizip
# Author: Even Rouault <even dot rouault at mines dash paris dot org>
#
###############################################################################
# Copyright (c) 2011, Even Rouault <even dot rouault at mines dash paris dot org>
#
# Permission is hereby granted, free of charge, to any person obtaining a
# copy of this software and associated documentation files (the "Software"),
# to deal in the Software without restriction, including without limitation
# the rights to use, copy, modify, merge, publish, distribute, sublicense,
# and/or sell copies of the Software, and to permit persons to whom the
# Software is furnished to do so, subject to the following conditions:
#
# The above copyright notice and this permission notice shall be included
# in all copies or substantial portions of the Software.
#
# THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
# OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
# FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
# THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
# LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
# FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
# DEALINGS IN THE SOFTWARE.
###############################################################################
from osgeo import gdal
import sys
import os
def needsVSICurl(filename):
return filename.startswith('http://') or filename.startswith('https://') or filename.startswith('ftp://')
def iszip(filename):
return filename.endswith('.zip') or filename.endswith('.ZIP')
def istgz(filename):
return filename.endswith('.tgz') or filename.endswith('.TGZ') or \
filename.endswith('.tar.gz') or filename.endswith('.TAR.GZ')
def display_file(fout, dirname, prefix, filename, longformat, check_open = False):
statBuf = None
filename_displayed = prefix + filename
version_num = int(gdal.VersionInfo('VERSION_NUM'))
if longformat:
if version_num >= 1900:
statBuf = gdal.VSIStatL(dirname + '/' + filename, gdal.VSI_STAT_EXISTS_FLAG | gdal.VSI_STAT_NATURE_FLAG | gdal.VSI_STAT_SIZE_FLAG)
else:
if version_num >= 1900:
statBuf = gdal.VSIStatL(dirname + '/' + filename, gdal.VSI_STAT_EXISTS_FLAG | gdal.VSI_STAT_NATURE_FLAG)
if statBuf is None and check_open:
if version_num >= 1900:
f = None
else:
f = gdal.VSIFOpenL(dirname + '/' + filename, "rb")
if f is None:
sys.stderr.write('Cannot open %s\n' % (dirname + '/' + filename))
return
gdal.VSIFCloseL(f)
if statBuf is not None and statBuf.IsDirectory():
filename_displayed = filename_displayed + "/"
if longformat and statBuf is not None:
import time
bdt = time.gmtime(statBuf.mtime)
if statBuf.IsDirectory():
permissions = "dr-xr-xr-x"
else:
permissions = "-r--r--r--"
line = "%s 1 unknown unknown %12d %04d-%02d-%02d %02d:%02d %s\n" % \
(permissions, statBuf.size, bdt.tm_year, bdt.tm_mon, bdt.tm_mday, bdt.tm_hour, bdt.tm_min, filename_displayed)
else:
line = filename_displayed + "\n"
fout.write(line)
def readDir(fout, dirname, prefix, longformat, recurse, depth, recurseInZip, recurseInTGZ, first = False):
if depth <= 0:
return
if needsVSICurl(dirname):
dirname = '/vsicurl/' + dirname
prefix = '/vsicurl/' + prefix
if recurseInZip and iszip(dirname) and not dirname.startswith('/vsizip'):
dirname = '/vsizip/' + dirname
prefix = '/vsizip/' + prefix
if recurseInTGZ and istgz(dirname) and not dirname.startswith('/vsitar'):
dirname = '/vsitar/' + dirname
prefix = '/vsitar/' + prefix
lst = gdal.ReadDir(dirname)
if lst is None:
if first:
original_dirname = dirname
(dirname, filename) = os.path.split(dirname)
if gdal.ReadDir(dirname) is None:
sys.stderr.write('Cannot open %s\n' % original_dirname)
return
if dirname == '':
dirname = '.'
prefix = ''
else:
prefix = dirname + '/'
display_file(fout, dirname, prefix, filename, longformat, True)
else:
for filename in lst:
if filename == '.' or filename == '..':
continue
display_file(fout, dirname, prefix, filename, longformat)
if recurse:
readDir(fout, dirname + '/' + filename, prefix + filename + '/', \
longformat, recurse, depth - 1, recurseInZip, recurseInTGZ)
def Usage():
print('Usage: gdal_ls [-l] [-R] [-depth d] [-Rzip] [-Rtgz] name_of_virtual_directory')
print('')
print('Display the list of files in a virtual directory, like /vsicurl or /vsizip')
print('')
print('Options :')
print(' -l : use a long listing format (same as ls -l)')
print(' -R : list subdirectories recursively')
print(' -depth d : recurse until depth d')
print(' -Rzip : list content of .zip archives')
print(' -Rtgz : list content of .tar.gz/.tgz archives (potentially slow on /vsicurl/)')
return -1
def gdal_ls(argv, fout = sys.stdout):
longformat = False
recurse = False
recurseInZip = False
recurseInTGZ = False
display_prefix = True
dirname = None
depth = 1024
argv = gdal.GeneralCmdLineProcessor( argv )
if argv is None:
return -1
i = 1
argc = len(argv)
while i < argc:
if argv[i] == '-l':
longformat = True
elif argv[i] == '-R':
recurse = True
elif argv[i] == '-Rzip':
recurseInZip = True
elif argv[i] == '-Rtgz':
recurseInTGZ = True
elif argv[i] == '-noprefix':
display_prefix = False
elif argv[i] == '-depth' and i < len(argv)-1:
depth = int(argv[i+1])
i = i + 1
elif argv[i][0] == '-':
sys.stderr.write('Unrecognized option : %s\n' % argv[i])
return Usage()
elif dirname is None:
dirname = argv[i]
else:
sys.stderr.write('Unexpected option : %s\n' % argv[i])
return Usage()
i = i + 1
if dirname is None:
return Usage()
# Remove trailing
if dirname[-1] == '/':
dirname = dirname[0:len(dirname)-1]
if needsVSICurl(dirname):
dirname = '/vsicurl/' + dirname
#if iszip(dirname) and not dirname.startswith('/vsizip'):
# dirname = '/vsizip/' + dirname
#if istgz(dirname) and not dirname.startswith('/vsitar'):
# dirname = '/vsitar/' + dirname
prefix = ''
if display_prefix:
prefix = dirname + '/'
readDir(fout, dirname, prefix, longformat, recurse, depth, recurseInZip, recurseInTGZ, True)
return 0
if __name__ == '__main__':
version_num = int(gdal.VersionInfo('VERSION_NUM'))
if version_num < 1800:
sys.stderr.write('ERROR: Python bindings of GDAL 1.8.0 or later required\n')
sys.exit(1)
sys.exit(gdal_ls(sys.argv))
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